Electronic Keyboard Learning lesssons free download!

I have just purchased a latest Casio electronic keyboard and I am looking to learn how to play it . I have some books came with this keyboard. It is a good electronic keyboard but I have no idea where to start from.

There were many keyboards available and I think it is a good one to start with , but I need to learn it first .

So far I am able to place my finger properly on it but still no good in playing it.

Please give link to download some free lessons for beginner. I need lessons to learn start from scratch.